ef2148e0c16939330aad983e1da42c913cfe6c1592f0a07553bf4d4c6381226c

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2022 17:26

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General

Target

ef2148e0c16939330aad983e1da42c913cfe6c1592f0a07553bf4d4c6381226c.exe
Size

160KB
MD5

a257ab6afa757eb93eb7a7c9d3714ee0
SHA1

c5d17c42de05fbbf740f52f5aba41410a09396f5
SHA256

ef2148e0c16939330aad983e1da42c913cfe6c1592f0a07553bf4d4c6381226c
SHA512

f43a9a9bfd6ac2077fd6dac76ee910cb7434b099997bf32dd9ed2da9d0e8bb45188abdc708075848821e556f0eac9427f2bcf247a0ff596856051954550812a2
SSDEEP

3072:yxTqpdA3f6QNf2IPO4DpmWpAsfYbTOBoefYi6a9k20tAvnkzkuIz:02pdqfv2IPOGfXf5ovWvak7

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2876-132-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral2/memory/2876-133-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5696A4AA-A829-4D40-BF86-CB65D1453439}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{BA226072-452A-4320-B414-9A0E4E8A109E}.catalogItem	svchost.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\driv64.exe	ef2148e0c16939330aad983e1da42c913cfe6c1592f0a07553bf4d4c6381226c.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

C:\Users\Admin\AppData\Local\Temp\ef2148e0c16939330aad983e1da42c913cfe6c1592f0a07553bf4d4c6381226c.exe
"C:\Users\Admin\AppData\Local\Temp\ef2148e0c16939330aad983e1da42c913cfe6c1592f0a07553bf4d4c6381226c.exe"
1⤵
- Drops file in Windows directory
PID:2876

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:2064

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2876-132-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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memory/2876-133-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads